recreation" still gushing about vice president biden's cameo and check out what she was able to tell david letterman last night. >> we did a couple takes and at the very end just for the heck of i went in for a kiss. >> oh really? what happened there? >> he was so great and i think he's used to a lot of crazy people. >> crazy people. going in for the goal there with the kiss. she said he was a good sport. those are some of the things we thought you should know. >>> and we want the know what you're thankful for this thanksgiving. share your thoughts with us and the rest of the nbc family by tweeting us using the hashtag why i'm thankful and show the responses on thaflg morning. here's an example of jandavis thankful for the kindness of people who volunteered or donated to sandy survivors. keep them coming. use the hashtag why i'm thankful and go to facebook.com/newsnation post your responses there. that is going to do it for this edition of "news nation." "the cycle" comes your way next. the way it cleans. everything about the oral-b power brush is simply revolutionary. oral-b power brushes oscillate